Java with BlueJ in Hindi - Ch 9

Learn Java with BlueJ - Chapter 9 full
Syllabus according to Class 9 of ICSE
Nested IF Loops in Java

[ComproliveHindichannel]

/**
* Pattern7 - Write a program in java to display te following pattern
* *
* * *
* * * *
* * * * *
* * * * * *
*/

public class pattern7
{
public static void main(String args[])
{
int a, b;
System.out.println("The Pattern");
for(a =1; a<=5; a++)
{
for (b=1; b<=a; b++)
System.out.print("*" + " ");
System.out.println();
}
}
}

[ComproliveHindichannel]

// Pattern - write a program to display pattern

public class pattern
{
public static void main(String args[])
{
int a, b;
System.out.println("The pattern");
for(a=1;a<=5;a++)
{
for(b=1;b<=a;b++)
System.out.print(b+" ");
System.out.println();

}
}
}

[ComproliveHindichannel]

/**
* Pattern2 - display the pattern
* 1
* 3 5
* 5 7 9
* 7 9 11 13
* 9 11 13 15 17
*/

public class pattern2
{
public static void main(String args[])
{
int a, b, p, q=1;
System.out.println("The pattern");
for(a=1;a<=5;a++)
{
p=q;
for(b=1;b<=a;b++)
{
System.out.print(p+" ");
p = p+2;
}
q = q+2;
System.out.println();
}
}
}

[ComproliveHindichannel]

/**
* Pattern3 - write a program to print the pattern
* 5 4 3 2 1
* 4 3 2 1
* 3 2 1
* 2 1
* 1
*/

public class pattern3
{
public static void main(String args[])
{
int i, j;
System.out.println(" The pattern");
for(i=5; i>=1; i--)
{
for(j=i; j>=1; j--)
System.out.print(j + " ");
System.out.println();
}
}
}

[ComproliveHindichannel]

/**
* Pattern 8 - Write a Java progam to display following pattern
* 1 1 1 1
* 2 2 2 2
* 3 3 3 3
* 4 4 4 4
* 5 5 5 5
*/

public class pattern8
{
public static void main(String args[])
{
int a, b;
for(a=1;a<=5;a++)
{
for(b=1;b<=5;b++)
System.out.print(a+" ");
System.out.println();
}
}
}

[ComproliveHindichannel]

/**
* Pattern5 - Write a Java program to display the following pattern
* 1 2 3 4 5 6 7
* 1 2 3 4 5
* 1 2 3
* 1
*/

public class pattern5
{
public static void main(String args[])
{
int i, j;
System.out.println("The pattern");
for(i=7; i>=1; i=i-2)
{
for(j=1;j<=i;j++)
System.out.print(j + " ");
System.out.println();
}
}
}

[ComproliveHindichannel]

/**
* Pattern4 - Write a Java program to print the pattern
* 9 7 5 3 1
* 9 7 5 3
* 9 7 5
* 9 7
* 9
*/

public class pattern4
{
public static void main(String args[])
{
int i, j;
System.out.println("The pattern");
for(i=1;i<=9;i=i+2)
{
for(j=9;j>=i;j=j-2)
System.out.print(j+" ");
System.out.println();
}
}
}

[ComproliveHindichannel]

/**
* Pattern6 - Write a program to display the pattern
* 1
* 1 0
* 1 0 1
* 1 0 1 0
* 1 0 1 0 1
*/

public class pattern6 {
public static void main(String args[])
{
int i, j;
System.out.println("The pattern");
for(i=1;i<=5;i++)
{
for(j=1;j<=i;j++)
{
if(j%2==0)
System.out.print("0" + " ");
else
System.out.print("1" + " ");
}
System.out.println();
}
}
}